Basic Math Examples

$u^{- 4} \cdot u^{- 3}$

Step 1

Multiply $u^{- 4}$ by $u^{- 3}$ by adding the exponents.

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Step 1.1

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$u^{- 4 - 3}$

Step 1.2

Subtract $3$ from $- 4$ .

$u^{- 7}$

Step 2

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{u^{7}}$